A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 31/17 (2006.01) A61P 17/00 (2006.01) A61P 35/00 (2006.01)
Patent
CA 2501742
The invention concerns a medicine or a cosmetic composition comprising at least one thiourea of general formula (I), or at least one of its monooxide or dioxide derivatives of general formulae (IIa), (IIb) and (III), or mixtures thereof. This medicine is advantageously used for inhibiting tyrosinase, inhibiting melanin synthesis, for lightening or depigmenting the skin or for eliminating age spots and as antimutagenic and anti-carcinogenic agent.
La présente invention concerne un médicament ou une composition cosmétique comprenant au moins une thiourée de formule générale I suivante : I, ou au moins un de ses dérivés mono ou dioxydés de formules générales IIa, IIb et III suivantes : ou leurs mélanges. Avantageusement ce médicament est utilisé pour inhiber la tyrosinase, inhiber la synthèse de la mélanine, éclaircir ou dépigmenter l'épiderme ou éliminer les taches de vieillesse et en tant qu'agent antimutagène et anticarcinogène.
Jean Daniel
Rabhi Cherif
Schwaab Veronique
Jean Daniel
Lmd
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
Rabhi Cherif
Schwaab Veronique
LandOfFree
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